LIST
FEGURÐ OG VELLÍÐAN
HANDVERK
MENNING OG SAGA
SKEMMTUN
UMHVERFI
MATUR OG DRYKKUR
GRÆN FRAMTÍÐ
ÖFUGVERKFRÆÐI
VÍSINDI
ÍÞRÓTTIR
TÆKNI
KLÆÐANLEG TÆKNI
TeikningarSciences
VÍSINDI
278 teikningar tiltækar • 8 undirflokkar
Skoða undirflokka
Teikningar (278)
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
eftir Astro
Sjór
12
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
eftir Astro
Stjörnufræði
19
0
0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
eftir Astro
Fornstjörnufræði
17
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North
eftir Astro
Geimur
14
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
eftir Astro
Geimur
17
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
eftir Astro
Forn
16
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
eftir Astro
Geimur
22
1
0
0
1
0
Building a Celestial Globe — Mapping the Stars on a Sphere
eftir Astro
Málmsmíði
9
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris
eftir Astro
Miðaldir
5
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
eftir Astro
Stjörnufræði
11
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
eftir Astro
Fornstjörnufræði
9
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions
eftir Astro
Fornstjörnufræði
22
0
0
0
1
0
Building a Galilean Telescope — The Instrument That Changed Our View of the Universe
eftir Astro
Geimur
17
0
0
0
4
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System
eftir Astro
Renaissance (1400–1600)
11
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
eftir Astro
Stjörnufræði
13
0
0
0
5
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
eftir Astro
Sjór
11
0
0
0
6
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens
eftir Astro
Málmsmíði
13
0
0
0
3
0
Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting
eftir Forge
Eldsbruni
12
0
0
0
0
0
Making a Stone Hoe — The First Agricultural Tool
eftir Mary
Landbúnaður
21
0
0
0
0
0
Hazardous content
Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers
eftir Charlie
Efnafræði
14
0
0
0
1
0